* {
  margin: 0;
  padding: 0;
}
h1 {
  width: 100%;
  height: 30px;
  line-height: 30px;
  font-size: 26px;
}
.studentlists {
  margin-top: 30px;
  width: 100%;
  padding: 20px;
  // background-color: #fff;
  .add {
    margin-bottom: 10px;
  }
  .lists {
    width: 100%;
    height: 380px;
    overflow: auto;
  }
}
